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use CMake LTO module, enable LTO for MSVC build

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This commit is contained in:
Roman Fomin 2023-04-28 23:09:37 +07:00
parent ca54e65886
commit 8a34e13dcc
3 changed files with 8 additions and 9 deletions
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2
.github/workflows/win_msvc.yml vendored
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@ -53,7 +53,7 @@ jobs:
- name: Configure - name: Configure
run: | run: |
cmake -B build -G Ninja ` cmake -B build -G Ninja `
-DCMAKE_BUILD_TYPE=Release -DENABLE_WERROR=ON ` -DCMAKE_BUILD_TYPE=Release -DENABLE_WERROR=ON -DENABLE_LTO=ON`
-DCMAKE_TOOLCHAIN_FILE="${{ env.VCPKG_ROOT }}/scripts/buildsystems/vcpkg.cmake" ` -DCMAKE_TOOLCHAIN_FILE="${{ env.VCPKG_ROOT }}/scripts/buildsystems/vcpkg.cmake" `
-DVCPKG_TARGET_TRIPLET="${{ matrix.arch }}-windows-static-release" ` -DVCPKG_TARGET_TRIPLET="${{ matrix.arch }}-windows-static-release" `
-DVCPKG_OVERLAY_TRIPLETS="cmake/triplets" -DVCPKG_OVERLAY_TRIPLETS="cmake/triplets"

2
CMakeLists.txt
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@ -12,7 +12,7 @@ list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
set(CMAKE_POLICY_DEFAULT_CMP0077 NEW) set(CMAKE_POLICY_DEFAULT_CMP0077 NEW)
set(X_VCPKG_APPLOCAL_DEPS_INSTALL ON) set(X_VCPKG_APPLOCAL_DEPS_INSTALL ON)
cmake_minimum_required(VERSION 3.6) cmake_minimum_required(VERSION 3.9)
project("Woof" project("Woof"
VERSION 10.5.1 VERSION 10.5.1

13
cmake/WoofSettings.cmake
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@ -99,13 +99,11 @@ if(ENABLE_HARDENING)
_checked_add_link_option(-Wl,-z,relro) _checked_add_link_option(-Wl,-z,relro)
endif() endif()
option(ENABLE_LTO "Enable link time optimization" OFF) include(CheckIPOSupported)
if(ENABLE_LTO) check_ipo_supported(RESULT HAVE_LTO)
_checked_add_compile_option(-flto=auto)
_checked_add_compile_option(-ffat-lto-objects) include(CMakeDependentOption)
_checked_add_link_option(-flto=auto) cmake_dependent_option(ENABLE_LTO "Enable link time optimization" OFF "HAVE_LTO" OFF)
_checked_add_link_option(-ffat-lto-objects)
endif()
if(${FORCE_COLORED_OUTPUT}) if(${FORCE_COLORED_OUTPUT})
_checked_add_compile_option(-fdiagnostics-color=always F_DIAG_COLOR) _checked_add_compile_option(-fdiagnostics-color=always F_DIAG_COLOR)
@ -118,5 +116,6 @@ function(target_woof_settings)
foreach(target ${ARGN}) foreach(target ${ARGN})
target_compile_options(${target} PRIVATE ${COMMON_COMPILE_OPTIONS}) target_compile_options(${target} PRIVATE ${COMMON_COMPILE_OPTIONS})
target_link_options(${target} PRIVATE ${COMMON_LINK_OPTIONS}) target_link_options(${target} PRIVATE ${COMMON_LINK_OPTIONS})
set_target_properties(${target} PROPERTIES INTERPROCEDURAL_OPTIMIZATION ${ENABLE_LTO})
endforeach() endforeach()
endfunction() endfunction()